Graphs in Microsoft Excel typically chart time on the horizontal axis. Time is the independent variable in most relationships and dependent variables appear on the vertical axis. Some charts, though, ...

Dual-axis graphs, which have two y-axes, are useful because they allow you to see different data at a glance. However, this graph has many problems, and Datawrapper, a data visualization tool, ...

Change an Excel chart’s minimum axis value for a cleaner look Your email has been sent If you have uneven distribution of data in your Excel chart, here is a better way to change the automatic axis ...

Your support goes further this holiday season. When you buy an annual membership or give a one-time contribution, we’ll give a membership to someone who can’t afford access. It’s a simple way for you ...

Data visualization is one of the most important tools we have to analyze data. But it’s just as easy to mislead as it is to educate using charts and graphs. In this article we’ll take a look at 3 of ...

Different types of graphs and charts are needed to present results from experiments. Graphs and charts need to be drawn and labelled correctly. Use patterns in the data to reach a conclusion in an ...

Plotting a graph takes time. Often mathematicians just want to know the key features. These are: shape, location and some key points (such as where the graph crosses the axes or turning points). So ...